changes from the laptop

- some should be the same as previous commit (sorry!)
- some should be new: LINT checks, ...?

debug/PlotWifiMeasurements.h

@@ -0,0 +1,76 @@
+#ifndef PLOTWIFIMEASUREMENTS_H
+#define PLOTWIFIMEASUREMENTS_H
+
+#include <KLib/misc/gnuplot/Gnuplot.h>
+#include <KLib/misc/gnuplot/GnuplotPlot.h>
+#include <KLib/misc/gnuplot/GnuplotPlotElementLines.h>
+
+#include "../sensors/radio/WiFiMeasurements.h"
+#include "../sensors/radio/WiFiQualityAnalyzer.h"
+
+#include <unordered_map>
+
+/**
+ * helper-class that plots incoming wifi measurements
+ * one line per AP
+ */
+class PlotWifiMeasurements {
+
+	K::Gnuplot gp;
+	K::GnuplotPlot gplot;
+	K::GnuplotPlotElementLines lineQuality;
+	std::unordered_map<MACAddress, K::GnuplotPlotElementLines*> lineForMac;
+	WiFiQualityAnalyzer quality;
+
+public:
+
+	PlotWifiMeasurements(const std::string& labelX = "time (sec)", const std::string& labelY = "dBm") {
+
+		gplot.getAxisX().setLabel(labelX);
+		gplot.getAxisY().setLabel(labelY);
+
+		// quality indicator using the 2nd y axis
+		gplot.add(&lineQuality); lineQuality.getStroke().setWidth(2); lineQuality.setUseAxis(1, 2);
+		gplot.getAxisY2().setTicsVisible(true);
+		gplot.getAxisY2().setRange(K::GnuplotAxis::Range(0, 1));
+
+	}
+
+	K::Gnuplot& getGP() {
+		return gp;
+	}
+
+	K::GnuplotPlot& getPlot() {
+		return gplot;
+	}
+
+	void add(const WiFiMeasurements& mes) {
+
+		const Timestamp ts = mes.entries.front().getTimestamp();
+
+		for (const WiFiMeasurement& m : mes.entries) {
+			const auto& it = lineForMac.find(m.getAP().getMAC());
+			if (it == lineForMac.end()) {
+				K::GnuplotPlotElementLines* line = new K::GnuplotPlotElementLines();
+				line->setTitle(m.getAP().getMAC().asString());
+				line->getStroke().getColor().setAuto();
+				lineForMac[m.getAP().getMAC()] = line;
+				gplot.add(line);
+			}
+			const K::GnuplotPoint2 gp2(m.getTimestamp().sec(), m.getRSSI());
+			lineForMac[m.getAP().getMAC()]->add(gp2);
+		}
+
+		quality.add(mes);
+		lineQuality.add(K::GnuplotPoint2(ts.sec(), quality.getQuality()));
+
+	}
+
+	void plot() {
+		gp.draw(gplot);
+		gp.flush();
+	}
+
+};
+
+#endif // PLOTWIFIMEASUREMENTS_H